.top {
    height: 20%;
    width: 100%;
    background: #797979;
}

.top_title {
    height: 60%;
    width: 100%;
}

.top_menu {
    height: 40%;
    width: 100%;
}

.top_menu ul {
    height: 98%;
}

.top_menu_group1 {
    height: 100%;
    width: 45%;
    padding-left: 5%;
    float: left;
}

.top_menu_group1 ul li a {
    color: white;
}

.top_menu_group2 {
    height: 80%;
    width: 24%;
    float: left;
    padding-top: 12px;
}

.top_menu_group3 {
    height: 100%;
    width: 24%;
    float: left;
}

.top_menu_group3 ul {
    float: right;
}

.center {
    height: 69%;
    width: 100%;
}


/*分类菜单*/
.center_category {
    width: 100%;
    height: 100%;
    background: #797979;
}

.center_category ul {
    width: 100%;
    height: 100%;
    text-align: center;
}

.tail {
    height: 10%;
    width: 100%;
}

/*layui内部样式*/
.layui-this {
    background: #898989;
}

.layui-nav-tree .layui-nav-bar {
    background: #8F908E;
}

.layui-nav-bar {
    background: #8F908E;
}

/*.layui-nav-item {
    background: #3F3F3F;
}*/

.message_btn:hover {
    cursor: pointer;
}

*{
    moz-user-select: -moz-none;
    -moz-user-select: none;
    -o-user-select:none;
    -khtml-user-select:none;
    -webkit-user-select:none;
    -ms-user-select:none;
    user-select:none;
}